What is CVE-2018-15191?

CVE-2018-15191 is a medium-severity vulnerability in Hotel Booking Script Project, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.5/10. Published 2018-08-10.

How severe is CVE-2018-15191?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Buffer overflow in Hotel Booking Script Project

CVE-2018-15191

PHP Scripts Mall hotel-booking-script 2.0.4 allows remote attackers to cause a denial of service via crafted JavaScript code in the First Name, Last Name, or Address field.

Vulnerability class: Buffer Overflow

Published 2018-08-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.011 (65.4th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Hotel Booking Script Project — versions 2.0.4

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

gkaim.com/cve-2018-15191-vikas-chaudhary/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-15191?: CVE-2018-15191 is a medium-severity vulnerability in Hotel Booking Script Project, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.5/10. Published 2018-08-10.
How severe is CVE-2018-15191?: Medium severity. CVSS v3 base score is 6.5 out of 10.